/**
 * CréditoFácil PWA - pwa.css
 * Estilos para banners de instalação, toasts, indicadores de conexão
 * e melhorias de UX para o modo PWA standalone.
 */

/* ============================================================
   VARIÁVEIS
   ============================================================ */
:root {
    --pwa-primary:    #4F46E5;
    --pwa-success:    #10B981;
    --pwa-warning:    #F59E0B;
    --pwa-danger:     #EF4444;
    --pwa-bg:         #1A1A2E;
    --pwa-text:       #F0F0FF;
    --pwa-border:     rgba(255,255,255,0.1);
    --pwa-shadow:     0 8px 32px rgba(0,0,0,0.4);
    --pwa-radius:     16px;
    --pwa-transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================================================
   BANNER DE INSTALAÇÃO (A2HS)
   ============================================================ */
#pwa-install-banner {
    position: fixed;
    bottom: -150px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 2rem);
    max-width: 480px;
    background: linear-gradient(135deg, #1E1B4B 0%, #1A1A2E 100%);
    border: 1px solid rgba(79,70,229,0.3);
    border-radius: var(--pwa-radius);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.85rem;
    box-shadow: var(--pwa-shadow), 0 0 0 1px rgba(79,70,229,0.1);
    z-index: 999999; /* Aumentado para ficar sobre tudo */
    transition: bottom 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

#pwa-install-banner.show {
    bottom: 1.5rem;
}

/* Ajuste para mobile: banner mais compacto e z-index altíssimo */
@media (max-width: 600px) {
    #pwa-install-banner {
        bottom: -150px;
        width: calc(100% - 1rem);
        padding: 0.75rem 1rem;
        z-index: 9999999 !important;
    }
    #pwa-install-banner.show {
        bottom: 10px !important;
    }
}

/* Ajuste para modo standalone (evitar sobreposição com bottom nav) */
@media (display-mode: standalone) {
    #pwa-install-banner.show {
        bottom: calc(1.5rem + env(safe-area-inset-bottom));
    }
}

.pwa-banner-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--pwa-primary), #7C3AED);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 4px 12px rgba(79,70,229,0.4);
}

.pwa-banner-text {
    flex: 1;
    min-width: 0;
}

.pwa-banner-text strong {
    display: block;
    color: var(--pwa-text);
    font-size: 0.9rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pwa-banner-text span {
    display: block;
    color: rgba(240,240,255,0.55);
    font-size: 0.78rem;
    margin-top: 0.1rem;
}

.pwa-banner-actions {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    min-width: 90px;
}

.pwa-banner-btn {
    padding: 0.4rem 0.75rem;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    text-align: center;
    -webkit-tap-highlight-color: transparent;
}

.pwa-banner-install {
    background: linear-gradient(135deg, var(--pwa-primary), #7C3AED);
    color: #fff;
    box-shadow: 0 2px 8px rgba(79,70,229,0.35);
}

.pwa-banner-install:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(79,70,229,0.45);
}

.pwa-banner-dismiss {
    background: rgba(255,255,255,0.06);
    color: rgba(240,240,255,0.55);
    border: 1px solid var(--pwa-border);
}

.pwa-banner-dismiss:hover {
    background: rgba(255,255,255,0.1);
    color: var(--pwa-text);
}

/* ============================================================
   BANNER DE ATUALIZAÇÃO
   ============================================================ */
#pwa-update-banner {
    position: fixed;
    top: -60px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 2rem);
    max-width: 420px;
    background: linear-gradient(135deg, #064E3B, #065F46);
    border: 1px solid rgba(16,185,129,0.3);
    border-radius: 12px;
    padding: 0.75rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    z-index: 999999;
    transition: top 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

#pwa-update-banner.show {
    top: 1rem;
}

.pwa-update-text {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #6EE7B7;
    font-size: 0.88rem;
    font-weight: 500;
}

.pwa-update-btn {
    background: rgba(16,185,129,0.2);
    border: 1px solid rgba(16,185,129,0.4);
    color: #6EE7B7;
    padding: 0.35rem 0.85rem;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.pwa-update-btn:hover {
    background: rgba(16,185,129,0.3);
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
#pwa-toast-container {
    position: fixed;
    top: 1.25rem;
    right: 1.25rem;
    z-index: 1000000;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    pointer-events: none;
}

.pwa-toast {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1.1rem;
    border-radius: 12px;
    font-size: 0.875rem;
    font-weight: 500;
    color: #fff;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transform: translateX(calc(100% + 2rem));
    opacity: 0;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    pointer-events: auto;
    max-width: 320px;
    min-width: 220px;
}

.pwa-toast.show {
    transform: translateX(0);
    opacity: 1;
}

.pwa-toast-success {
    background: linear-gradient(135deg, rgba(6,78,59,0.95), rgba(6,95,70,0.95));
    border: 1px solid rgba(16,185,129,0.3);
}

.pwa-toast-success svg { color: #6EE7B7; }

.pwa-toast-warning {
    background: linear-gradient(135deg, rgba(78,52,6,0.95), rgba(92,65,0,0.95));
    border: 1px solid rgba(245,158,11,0.3);
}

.pwa-toast-warning svg { color: #FCD34D; }

.pwa-toast-error {
    background: linear-gradient(135deg, rgba(127,29,29,0.95), rgba(153,27,27,0.95));
    border: 1px solid rgba(239,68,68,0.3);
}

.pwa-toast-error svg { color: #FCA5A5; }

.pwa-toast-info {
    background: linear-gradient(135deg, rgba(30,27,75,0.95), rgba(49,46,129,0.95));
    border: 1px solid rgba(79,70,229,0.3);
}

.pwa-toast-info svg { color: #A5B4FC; }

/* Mobile: toasts no topo centralizado */
@media (max-width: 480px) {
    #pwa-toast-container {
        top: auto;
        bottom: 5.5rem;
        right: 1rem;
        left: 1rem;
        align-items: center;
    }

    .pwa-toast {
        transform: translateY(20px);
        max-width: 100%;
        width: 100%;
        justify-content: center;
    }

    .pwa-toast.show {
        transform: translateY(0);
    }
}

/* ============================================================
   INDICADOR DE CONEXÃO
   ============================================================ */
.pwa-connection-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    transition: background 0.3s ease;
}

.pwa-connection-indicator.online {
    background: var(--pwa-success);
    box-shadow: 0 0 6px rgba(16,185,129,0.5);
}

.pwa-connection-indicator.offline {
    background: var(--pwa-danger);
    box-shadow: 0 0 6px rgba(239,68,68,0.5);
    animation: blink-indicator 1.5s ease-in-out infinite;
}

@keyframes blink-indicator {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.3; }
}

/* ============================================================
   BOTÃO DE INSTALAÇÃO (inline)
   ============================================================ */
#pwa-install-btn {
    display: none;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--pwa-primary), #7C3AED);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    -webkit-tap-highlight-color: transparent;
}

#pwa-install-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(79,70,229,0.4);
}

/* ============================================================
   MODO STANDALONE (quando instalado)
   ============================================================ */
html.pwa-standalone {
    /* Ajustes para modo app instalado */
}

html.pwa-standalone body {
    /* Padding para safe area em iOS */
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
}

/* ============================================================
   ESTADO OFFLINE - Aviso no topo
   ============================================================ */
html.pwa-offline .pwa-offline-bar {
    display: flex !important;
}

.pwa-offline-bar {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #7F1D1D, #991B1B);
    color: #FCA5A5;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.5rem 1rem;
    text-align: center;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999999;
    border-bottom: 1px solid rgba(239,68,68,0.3);
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.pwa-offline-bar svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

/* Suporte para safe area do iPhone */
@media (max-width: 768px) {
    #pwa-install-banner.show {
        bottom: calc(1rem + env(safe-area-inset-bottom));
    }
}

/* Ajuste do banner PWA para não cobrir botões no mobile */
@media (max-width: 600px) {
    #pwa-install-banner {
        bottom: 10px !important;
        z-index: 9999999 !important;
    }
    #pwa-install-banner.show {
        bottom: 10px !important;
    }
}